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Wal-Mart's data store is 460 TB

In an article on Wal-Mart's massive data collection, The New York Times notes that Wal-Mart has 3,600 stores, 100 mln customers weekly and 460 terabytes of customer data stored on the company mainframes.

In an article on Wal-Mart's massive data collection, The New York Times notes that Wal-Mart has 3,600 stores, 100 mln customers weekly and 460 terabytes of customer data stored on the company mainframes.